<p id="title">My Dynamic title</p>

<p id="static">My Static title</p>
#title {
  font-size: clamp( 1.5rem, 5vw ,3.5rem);
  background-color: lightblue;
}
#static { 
  font-size: 3.5rem;
  background-color: pink;
}

@media screen and (max-width: 720px) {
  #static {
    font-size: 1.5rem;
  }
}

External CSS

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External JavaScript

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